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RedHat RHSA-2020-3343-01: Important Thunderbird Security Update

red hat
Calendar Grey August 6, 2020
Dist Redhat Esm H88
Crucial safety enhancement released for Firefox on Oracle Linux 8.0, tackling significant vulnerabilities.
An update for thunderbird is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running instances of Thunderbird must be restarted for the update to take effect.

Summary

Mozilla Thunderbird is a standalone mail and newsgroup client.
This update upgrades Thunderbird to version 68.11.0.
Security Fix(es):
* chromium-browser: Use after free in ANGLE (CVE-2020-6463)
* chromium-browser: Inappropriate implementation in WebRTC (CVE-2020-6514)
* Mozilla: Potential leak of redirect targets when loading scripts in a worker (CVE-2020-15652)
* Mozilla: Memory safety bugs fixed in Firefox 79 and Firefox ESR 68.11 (CVE-2020-15659)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory update important software fix red hat enterprise thunderbird mail client

References

https://access.redhat.com/security/cve/CVE-2020-6463 https://access.redhat.com/security/cve/CVE-2020-6514 https://access.redhat.com/security/cve/CVE-2020-15652 https://access.redhat.com/security/cve/CVE-2020-15659 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream E4S (v. 8.0):
Source: thunderbird-68.11.0-1.el8_0.src.rpm
ppc64le: thunderbird-68.11.0-1.el8_0.ppc64le.rpm thunderbird-debuginfo-68.11.0-1.el8_0.ppc64le.rpm thunderbird-debugsource-68.11.0-1.el8_0.ppc64le.rpm
x86_64: thunderbird-68.11.0-1.el8_0.x86_64.rpm thunderbird-debuginfo-68.11.0-1.el8_0.x86_64.rpm thunderbird-debugsource-68.11.0-1.el8_0.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:3343-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3343
Issue date: 2020-08-06

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 8.0Update Services for SAP Solutions.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory update important software fix red hat enterprise thunderbird mail client

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream E4S (v. 8.0) - ppc64le, x86_64

Bugs Fixed

1840893 - CVE-2020-6463 chromium-browser: Use after free in ANGLE

1857349 - CVE-2020-6514 chromium-browser: Inappropriate implementation in WebRTC

1861570 - CVE-2020-15652 Mozilla: Potential leak of redirect targets when loading scripts in a worker

1861572 - CVE-2020-15659 Mozilla: Memory safety bugs fixed in Firefox 79 and Firefox ESR 68.11

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